Analysis

  • max time kernel
    66s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2024 22:18

General

  • Target

    bd60bbc229f4abd69c74feb885b11b79_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    bd60bbc229f4abd69c74feb885b11b79

  • SHA1

    dc40ea23e2cd22efdaea20888f5ac564f9818d4e

  • SHA256

    31dbbb21f357a3c24fc9257a46fbf71c42b17e870a8a07d035d74eadb5d47c6b

  • SHA512

    5807da9c5aec950630a8f7a1d61e167bd8a17b0dedc1fa0c8e33f21edc04e1c3780caaf3da8f0fd9cee524c8cfb973505d5a536a7f2877ebf6adb019a43758db

  • SSDEEP

    24576:dxxeh6PWLGPH7L7TZ2+H8K/d9FmBxCm2fILTK:TxeheiGPHXz/ElKC

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd60bbc229f4abd69c74feb885b11b79_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bd60bbc229f4abd69c74feb885b11b79_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YkbnBRqtCfH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F0.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2812
    • C:\Users\Admin\AppData\Local\Temp\bd60bbc229f4abd69c74feb885b11b79_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\bd60bbc229f4abd69c74feb885b11b79_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9F0.tmp

    Filesize

    1KB

    MD5

    5df5624efdae90bef0069042e038d158

    SHA1

    6e33234bc7615bd6722babf05bc9051d27cbe5dc

    SHA256

    a212876f9b2ae6e710c2df21f943252b60fb97bc931fedcb34ece21ecf08b198

    SHA512

    0d81a524e484246808aeeb6b6cf4809cabe09a8aff77adbf1cb3d142e9bb5274b0b6a132928ba11b5258b5bbd2e8ac9863c39010900faec0419a9574914ed9b7

  • memory/2508-0-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2508-1-0x00000000008D0000-0x00000000009F6000-memory.dmp

    Filesize

    1.1MB

  • memory/2508-2-0x00000000049D0000-0x0000000004A8C000-memory.dmp

    Filesize

    752KB

  • memory/2508-3-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2508-4-0x0000000000430000-0x0000000000438000-memory.dmp

    Filesize

    32KB

  • memory/2508-5-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2508-6-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2508-7-0x0000000005850000-0x000000000590C000-memory.dmp

    Filesize

    752KB

  • memory/2508-8-0x0000000005940000-0x00000000059DC000-memory.dmp

    Filesize

    624KB

  • memory/2508-27-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-23-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-17-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-14-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-26-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-25-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-20-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2728-15-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-16-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/2728-28-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-29-0x0000000000800000-0x0000000000844000-memory.dmp

    Filesize

    272KB

  • memory/2728-30-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-31-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2728-33-0x00000000023A0000-0x00000000023B4000-memory.dmp

    Filesize

    80KB